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C# 2021-09-14 18:54:02
string.QueryString c#
// Adding a second parameter with the same name (round 2). StringValues twoValues = StringValues.Concat(queryString["param2"], "my other value"); parsedQueryString["coronavirus"] = twoValues; // Getting a param valu... Add solution -
Java 2021-09-14 17:16:03
java pass new array to method
/* In java, you can create an array like this: new int[]{1, 2, 3}; replace `int` with whatever you want */ public static void doSomething(int[] list) { System.out.println("Something is done."); } public static void main(String[] args) { ... Add solution -
Javascript 2021-09-14 09:33:02
how to get first and last element of array in javascript
The rest parameter can only use at the end not anywhere else in the destructuring so it won't work as you expected. Instead, you can destructor certain properties(an array is also an object in JS), for example, 0 for first and index of the last element f... Add solution -
Javascript 2021-09-14 00:54:04
canvas cut path to image
// canvas related variables var canvas=document.getElementById("canvas"); var ctx=canvas.getContext("2d"); var cw,ch; var $canvas=$("#canvas"); var canvasOffset=$canvas.offset(); var offsetX=canvasOffset.left; var offsetY=can... Add solution -
Javascript 2021-09-13 12:46:02
syntax of reduce in js
const sum = array.reduce((accumulator, element) => { return accumulator + element; }, 0); // An example that will loop through an array adding // each element to an accumulator and returning it // The 0 at the end initializes accumulator to start at ... Add solution -
Javascript 2021-09-13 05:52:03
javascript object filter
// use filter() function. Let say we have array of object. let arr = [ {name: "John", age: 30}, {name: "Grin", age: 10}, {name: "Marie", age: 50}, ]; //Now I want an array in which person having age more than 40 is not ... Add solution -
C++ 2021-09-12 23:08:01
c++ vector allocator example
// vector::get_allocator #include <iostream> #include <vector> int main () { std::vector<int> myvector; int * p; unsigned int i; // allocate an array with space for 5 elements using vector's allocator: p = myvector.get_alloca... Add solution -
Other 2021-09-12 18:29:02
how do you use data provider
DataProvider returns a single or multi-dimensional JAVA Object array to the test method and the test method will invoke x times in a (x multiply n) type of object array. For example, if the DataProvider returns an array of 3*2 objects, the correspondin... Add solution
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